<!DOCTYPE html >
<html lang="en" class="html"   >
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .html{
            background-color: rgb(235, 221, 221);
        }
    </style>
    <script src="https://cdn.jsdelivr.net/npm/vue@2.5.21/dist/vue.min.js"></script>
</head>
<body  > 
   
    <!-- <div id="app">
        <h2 v-text="message"></h2>
        <h2 v-text="info"></h2>
        <h2>{{ message }}</h2>

        <h2 v-text="message">深圳</h2>
        <h2>{{ message }}深圳</h2>

        <h2 v-text="message + '!!'"></h2>
        <h2>{{ message + '!!'}}深圳</h2>        
    </div> -->


        <span>{{message}}</span>
    </div>
    <script>
        var app=new Vue({
        el:"#app",
        data:{
            message:"看看",
        }
     })
   
    </script>
    
   

</body>
</html>